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United States Patent | 5,556,684 |
Forero | September 17, 1996 |
A tufted carpet comprising a base and a plurality of tufts. Each of the tufts have a looped portion on an underside of the base. The looped portions are fused to the underside of the base and to adjacent looped portions using heat and pressure, thereby forming a homogeneous layer of the looped portions on the underside of the base.
Inventors: | Forero; Miguel (Carrera 7, No. 26-20, 21st Floor, Santafe de Bogota D.C., CO) |
Appl. No.: | 192170 |
Filed: | February 4, 1994 |
Current U.S. Class: | 428/95; 428/89; 428/93; 428/96; 428/97 |
Intern'l Class: | B32B 003/02; D05C 017/00 |
Field of Search: | 428/89,93,95,96,97 |
2988800 | Jun., 1961 | White | 428/95. |
3285797 | Nov., 1966 | Harrison et al. | 428/95. |
3325323 | Jun., 1967 | Forkner | 428/95. |
3847719 | Nov., 1974 | Crowley | 428/93. |
4258094 | Mar., 1981 | Benedyk | 428/95. |
4379189 | Apr., 1983 | Platt | 428/89. |
4389434 | Jun., 1983 | Polman | 428/95. |
4439476 | Mar., 1984 | Guild | 428/96. |
4668552 | May., 1987 | Scott | 428/96. |
4699818 | Oct., 1987 | Evans et al. | 428/95. |
5240530 | Aug., 1993 | Fink | 156/94. |
5370757 | Dec., 1994 | Corbin et al. | 156/72. |
5464677 | Nov., 1995 | Corbin et al. | 428/95. |
5472763 | Dec., 1995 | Schwarz et al. | 428/95. |
Foreign Patent Documents | |||
2065683 | Oct., 1992 | CA. | |
WO93/12285 | Jun., 1993 | WO. |